webrtc/modules/audio_processing/aec3/block_buffer.cc
Gustaf Ullberg d3ead1a942 AEC3: 'Block' class
This change adds a Block class to reduce the need for std::vector<std::vector<std::vector<float>>>. This make the code
easier to read and less error prone.

It also enables future changes to the underlying data structure of a
block. For instance, the data of all bands and channels could be stored
in a single vector.

The change has been verified to be bit-exact.

Bug: webrtc:14089
Change-Id: Ied9a78124c0bbafe0e912017aef91f7c311de2ae
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/262252
Reviewed-by: Per Åhgren <peah@webrtc.org>
Commit-Queue: Gustaf Ullberg <gustaf@webrtc.org>
Cr-Commit-Position: refs/heads/main@{#36968}
2022-05-23 09:53:46 +00:00

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/*
* Copyright (c) 2017 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#include "modules/audio_processing/aec3/block_buffer.h"
#include <algorithm>
namespace webrtc {
BlockBuffer::BlockBuffer(size_t size, size_t num_bands, size_t num_channels)
: size(static_cast<int>(size)),
buffer(size, Block(num_bands, num_channels)) {}
BlockBuffer::~BlockBuffer() = default;
} // namespace webrtc